title: The identification of Lys216 as the retinal binding residue in bacteriorhodopsin.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D001436:Bacteriorhodopsins / Q000378:metabolism*; D002338:Carotenoids / Q000378:metabolism*; D005561:Formates; D006217:Halobacterium; D008239:Lysine / Q000378:metabolism*; D010446:Peptide Fragments / Q000302:isolation & purification; D010545:Peroxides; D012172:Retinaldehyde / Q000378:metabolism*; D014801:Vitamin A / Q000031:analogs & derivatives*
chemical_list: D000596:Amino Acids; D005561:Formates; D010446:Peptide Fragments; D010545:Peroxides; C008817:peroxyformic acid; D014801:Vitamin A; D002338:Carotenoids; D001436:Bacteriorhodopsins; D008239:Lysine; D012172:Retinaldehyde